NYC LL97 Calculator

Skyline image of New York City with the Empire State Building prominent. Local Law 97 (LL97) fines are in effect now.

Is your New York City building ready for Local Law 97? LL97 sets a hard carbon cap on buildings over 25,000 square feet — and the penalties for going over are already in effect. Use the LL97 calculator below to look up your building, see its emissions limit, and estimate the fines you could face.

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